TY - BOOK T1 - Practical research planning and design A1 - Leedy, Paul D. LA - English PP - New York PB - Macmillan YR - 1993 UL - https://tuklas.up.edu.ph/Record/UP-1685523046125144923 OP - 348 NO - Includes bibliographical references and index. CN - Q 180.55 M4 L43 1993 SN - 0023692421 KW - Research : Methodology. ER -